Method pop

animations/src/algo_stack.py:29–36

(self)

        print("stack push size:", len(self.datas))

    def pop(self):
        p = self.nodes[-1]
        self.remove(p)
        self.scene.play(FadeOut(p.copy()))
        del self.datas[-1]
        del self.nodes[-1]
        self.arrange()
        print("stack pop size:", len(self.datas))

    def empty(self):
        return len(self.datas) == 0